The following categories for type of physical activity involved when an industrial accident occurred appeared in the article "Finding Occupational Accident Patterns in the Extractive Industry Using a Systematic Data Mining Approach" (Reliability Engr. and System Safety, 2012: 108-122):
A. Working with handheld tools
B. Movement
C. Carrying by hand
D. Handling of objects
E. Operating a machine
F. Other
Construct a frequency distribution, including relative frequencies, and histogram for the accompanying data from 100 accidents (the percentages agree with those in the cited article):

Transcribed Image Text:

A B D A A FC AC B E B A C F D B C D A A C B E B C E A B A A A B CC D F D B B A F C BA C B E E D A B C E A A FC B D D D B D C A F A A B A BAF D C A C B F D A E A C D